JP2019035438A - 逆止弁 - Google Patents
逆止弁 Download PDFInfo
- Publication number
- JP2019035438A JP2019035438A JP2017155684A JP2017155684A JP2019035438A JP 2019035438 A JP2019035438 A JP 2019035438A JP 2017155684 A JP2017155684 A JP 2017155684A JP 2017155684 A JP2017155684 A JP 2017155684A JP 2019035438 A JP2019035438 A JP 2019035438A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- stopper
- box
- valve box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 description 20
- 238000011144 upstream manufacturing Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
Images
Landscapes
- Check Valves (AREA)
Abstract
Description
10 弁箱
11e 内壁面
20 蓋体
26 ストッパー
26a 弾性部材
30 弁体
31 弁体本体
34 軸接続部
35 延出部
36 本体部
Claims (3)
- 開口を有する弁箱と、前記開口を開閉する弁体とを備える逆止弁において、
前記弁箱に固定されるとともに、前記弁体が接続される蓋部と、
前記蓋部に配設されるとともに、前記弁体が接離可能なストッパーと、を備え、
前記弁体が前記開口を開放し且つ前記ストッパーに当接しているとき、前記弁体は前記弁箱の内壁面に対して離間していることを特徴とする逆止弁。 - 前記ストッパーは、前記弁体が当接する部分に弾性部材を有することを特徴とする請求項1記載の逆止弁。
- 前記蓋部は前記ストッパーを複数有することを特徴とする請求項1又は2記載の逆止弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017155684A JP7055604B2 (ja) | 2017-08-10 | 2017-08-10 | 逆止弁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017155684A JP7055604B2 (ja) | 2017-08-10 | 2017-08-10 | 逆止弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019035438A true JP2019035438A (ja) | 2019-03-07 |
JP7055604B2 JP7055604B2 (ja) | 2022-04-18 |
Family
ID=65637029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017155684A Active JP7055604B2 (ja) | 2017-08-10 | 2017-08-10 | 逆止弁 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7055604B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7286332B2 (ja) * | 2019-02-06 | 2023-06-05 | 前澤工業株式会社 | 逆止弁 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4933216A (ja) * | 1972-07-28 | 1974-03-27 | ||
JPS5153524U (ja) * | 1974-10-22 | 1976-04-23 | ||
JPS5260436A (en) * | 1975-11-14 | 1977-05-18 | Hitachi Ltd | Check valve for sodium |
JPH03115264U (ja) * | 1990-03-09 | 1991-11-28 | ||
JPH1061798A (ja) * | 1996-08-23 | 1998-03-06 | Tomoe Gijutsu Kenkyusho:Kk | ウェハー形逆止弁 |
-
2017
- 2017-08-10 JP JP2017155684A patent/JP7055604B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4933216A (ja) * | 1972-07-28 | 1974-03-27 | ||
JPS5153524U (ja) * | 1974-10-22 | 1976-04-23 | ||
JPS5260436A (en) * | 1975-11-14 | 1977-05-18 | Hitachi Ltd | Check valve for sodium |
JPH03115264U (ja) * | 1990-03-09 | 1991-11-28 | ||
JPH1061798A (ja) * | 1996-08-23 | 1998-03-06 | Tomoe Gijutsu Kenkyusho:Kk | ウェハー形逆止弁 |
Also Published As
Publication number | Publication date |
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JP7055604B2 (ja) | 2022-04-18 |
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